Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 23.178\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. ON1C2CCCCC2N(O)C1c1ccccc1F
b. O=C(CSc1nnc(-c2ccncc2)n1-c1ccccc1Cl)Nc1ccc(C(=O)O)cc1
c. CC(=O)N1c2ccccc2C2CCCC[C@@H]21
d. NNC(=O)c1cccnc1Oc1ccccc1
Answer: b. O=C(CSc1nnc(-c2ccncc2)n1-c1ccccc1Cl)Nc1ccc(C(=O)O)cc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(CSc1nnc(-c2ccncc2)n1-c1ccccc1Cl)Nc1ccc(C(=O)O)cc1
O=C(CSc1nnc(-c2ccncc2)n1-c1ccccc1Cl)Nc1ccc(C(=O)O)cc1
4-[[2-[[4-(2-chlorophenyl)-5-pyridin-4-yl-1,2,4-triazol-3-yl]sulfanyl]acetyl]amino]benzoic acid