Task: Answer the MCQ question.
Query: Which compound has a -21.206\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) O=C(CC1OC(=O)c2ccccc21)Nc1ccc(Cl)c(S(=O)(=O)N2CCCCC2)c1
b) c1coc(Cn2c(SCc3nc4ccccc4[nH]3)nnc2-c2cnccn2)c1
c) NC(=O)CC(NC(=O)Cc1cccc2ccccc12)c1ccc(NCCN2CCCCC2)c([N+](=O)[O-])c1
Answer: b. c1coc(Cn2c(SCc3nc4ccccc4[nH]3)nnc2-c2cnccn2)c1
{#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#}
c1coc(Cn2c(SCc3nc4ccccc4[nH]3)nnc2-c2cnccn2)c1
c1coc(Cn2c(SCc3nc4ccccc4[nH]3)nnc2-c2cnccn2)c1
2-[[4-(furan-2-ylmethyl)-5-pyrazin-2-yl-1,2,4-triazol-3-yl]sulfanylmethyl]-1H-benzimidazole