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'https://openalex.org/W2166689829', 'https://openalex.org/W55869972', 'https://openalex.org/W562423969', 'https://openalex.org/W588913718'], 'related_works': ['https://openalex.org/W4376272625', 'https://openalex.org/W3128700892', 'https://openalex.org/W2307264721', 'https://openalex.org/W2087977212', 'https://openalex.org/W2074016931', 'https://openalex.org/W2070417231', 'https://openalex.org/W2051458778', 'https://openalex.org/W2041854369', 'https://openalex.org/W1990207768', 'https://openalex.org/W1970373389'], 'abstract_inverted_index': {'Several': [0], 'copper(II)': [1], 'coordination': [2], 'compounds': [3], 'with': [4, 104, 176], 'the': [5, 76, 94, 105, 112, 119, 126, 135, 149, 157, 194, 197, 220, 224, 238], 'tridentate': [6], 'κ<sup>3</sup>-<em>N,N,O</em>': [7], 'bisligand': [8], '(L': [9], '=': [10, 18], 'bis(3,5-dimethylpyrazol-1-yl)acetate': [11], 'or': [12], 'its': [13], 'molecular': [14, 60, 150], 'acid': [15, 242], 'form': [16, 44], 'HL': [17, 115], 'Hbdmpza)': [19], 'were': [20], 'synthesized': [21], 'from': [22], 'different': [23], 'starting': [24], 'metal': [25], 'salts': [26], 'in': [27, 45, 53, 102, 116, 130, 179], 'appropriate': [28], 'acidic': [29, 42], 'water': [30], 'solutions': [31], 'as': [32, 132, 227], 'reported.': [33], 'The': [34, 59, 142, 162], 'XRD': [35], 'single': [36], 'crystal': [37], 'structural': [38, 79], 'analysis': [39], 'reveals': [40], 'neutral': [41, 113, 240], 'ligand': [43, 165], '[Cu(HL)<sub>2</sub>]·2(HSO<sub>4</sub>)': [46], '(<strong>1</strong>)': [47], 'and': [48, 56, 64, 93, 118, 139, 209], '[Cu(HL)<sub>2</sub>]·2Cl': [49], '(<strong>2</strong>),': [50], 'while': [51], 'ionic': [52, 153], '[Cu(L)<sub>2</sub>]·(CH<sub>3</sub>COOH)·(H<sub>2</sub>O)': [54], '(<strong>3</strong>),': [55], '[Cu(L)<sub>2</sub>]·2(H<sub>2</sub>O)': [57], '(<strong>4</strong>).': [58], 'structures': [61], 'of': [62, 108, 122], '<strong>2</strong>': [63], '<strong>3': [65, 231], '</strong>are': [66], 'first': [67], 'reported': [68], 'herein,': [69], 'thus': [70], 'enabling': [71], 'a': [72, 182], 'clearer': [73], 'insight': [74], 'for': [75, 91, 98, 111, 125, 134, 148, 191, 205, 230], 'IR': [77, 145, 202], '-': [78], 'analysis.': [80], 'Two': [81], 'carboxylate': [82, 127, 160, 200], 'C-O': [83], 'bond': [84, 168], 'lengths': [85], 'ranges,': [86], 'namely': [87], 'differing': [88], '1.29/1.22': [89], 'Ǻ': [90, 97], '<strong>2</strong>,': [92, 117], 'same': [95, 120, 225], '1.24/1.24': [96], '<strong>3</strong>,': [99, 131], 'respectively,': [100], 'are': [101], 'agreement': [103], 'single(longer)/double(shorter)': [106], 'character': [107, 121], 'both': [109, 123], 'bonds': [110, 124], 'carboxylic': [114], 'anionic': [128, 198], 'L<sup>-</sup>': [129], 'seen': [133, 190, 228], 'related': [136], '<strong>1': [137], '</strong>(HL)': [138], '<strong>4': [140, 210], '</strong>(L<sup>-</sup>).': [141], 'most': [143, 174], 'distinguished': [144], 'spectra': [146], 'difference': [147], '(HL)': [151, 166], '/': [152], '(L<sup>-</sup>)': [154], 'is': [155, 173, 189, 213, 235], 'at': [156, 170, 185, 215], '1700': [158], 'cm<sup>-1</sup>': [159, 172, 178, 188], 'band.': [161], 'C=O': [163, 243], 'free': [164], 'double': [167, 244], 'position': [169], '1740': [171], 'similar': [175], '1702': [177], '<strong>1</strong>,<strong>': [180], '</strong>while': [181], 'split': [183], 'band': [184, 203, 222], '1697,': [186], '1665': [187], '<strong>2</strong>.': [192], 'On': [193], 'other': [195], 'hand,': [196], 'asymmetric': [199], 'stretching': [201], '(<strong>`</strong>n<sub>as</sub>(COO<sup>−</sup>))': [204], '<strong>3</strong>': [206], '(1642': [207], 'cm<sup>-1</sup>)': [208, 212], '</strong>(1635': [211], 'found': [214], 'lower': [216], 'energy': [217], 'region.': [218], 'Thus,': [219], 'additional': [221], 'within': [223], 'region,': [226], 'only': [229], '</strong>at': [232], '1716': [233], 'cm<sup>-1</sup>,': [234], 'assigned': [236], 'to': [237], 'network': [239], 'acetic': [241], 'bond.': [245]}, 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