Task: Answer the MCQ question.
Query: Which drug exhibits a 18.928\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: Cc1nc[nH]c(=O)c1Br
b: CCCNC(=O)Cn1cc(S(=O)(=O)N2CCCC2)c(S(=O)(=O)N2CCCC2)c1
c: N#CCc1ccc(NC(=O)c2ccc(CN3CCc4ccccc4C3)cc2)cc1
d: COc1coc(C(O)C[N+](=O)[O-])cc1=O
e: O=C(O)CCC(=O)Nc1sc2c(c1C(=O)NC1CCCC1)CCCC2
Answer: b. CCCNC(=O)Cn1cc(S(=O)(=O)N2CCCC2)c(S(=O)(=O)N2CCCC2)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#}
CCCNC(=O)Cn1cc(S(=O)(=O)N2CCCC2)c(S(=O)(=O)N2CCCC2)c1
CCCNC(=O)Cn1cc(S(=O)(=O)N2CCCC2)c(S(=O)(=O)N2CCCC2)c1
2-[3,4-bis(pyrrolidin-1-ylsulfonyl)pyrrol-1-yl]-N-propylacetamide