Task: Answer the MCQ question.
Query: Which drug exhibits a 16.921\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: O=C(Nc1ncc2c(n1)CC(c1ccco1)CC2=O)c1ccc(Cl)cc1
b: Cc1sc2ncn(CC(=O)NCCCN3CCC(C)CC3)c(=O)c2c1S(=O)(=O)N1CCC(C)CC1
c: CCN(C(=O)C1=COCCO1)c1nc2c(C)cccc2s1
d: COc1ccc(/C=C(\NC(=O)c2cccs2)C(=O)NN)cc1OC
e: CCOC(=O)C1CCN(CC(=O)N2CCc3ccccc32)CC1
Answer: b. Cc1sc2ncn(CC(=O)NCCCN3CCC(C)CC3)c(=O)c2c1S(=O)(=O)N1CCC(C)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#}
Cc1sc2ncn(CC(=O)NCCCN3CCC(C)CC3)c(=O)c2c1S(=O)(=O)N1CCC(C)CC1
Cc1sc2ncn(CC(=O)NCCCN3CCC(C)CC3)c(=O)c2c1S(=O)(=O)N1CCC(C)CC1
2-[6-methyl-5-(4-methylpiperidin-1-yl)sulfonyl-4-oxothieno[2,3-d]pyrimidin-3-yl]-N-[3-(4-methylpiperidin-1-yl)propyl]acetamide