Task: Answer the multiple choice question.
Query: Which compound exhibits a 6.527\% 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 additional words.
Options:
a: COc1ccc(/C=C(/NC(=O)c2ccccc2)C(=O)N2CCC(C)CC2)cc1
b: O=C(CSc1nc2ccccc2n1CC(=O)N1CCCC1)N1CCN(C(=O)c2ccco2)CC1
c: Cc1ccc(CN2[C@@H]3c4ccccc4C[C@@H]3OCCS2(=O)=O)cc1
d: COc1cc(OC)cc(C(=O)NCC(=O)OC2CCCCC2=O)c1
Answer: b. O=C(CSc1nc2ccccc2n1CC(=O)N1CCCC1)N1CCN(C(=O)c2ccco2)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(CSc1nc2ccccc2n1CC(=O)N1CCCC1)N1CCN(C(=O)c2ccco2)CC1
O=C(CSc1nc2ccccc2n1CC(=O)N1CCCC1)N1CCN(C(=O)c2ccco2)CC1
2-[2-[2-[4-(furan-2-carbonyl)piperazin-1-yl]-2-oxoethyl]sulfanylbenzimidazol-1-yl]-1-pyrrolidin-1-ylethanone