Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 0.149\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: COc1cc2ccccc2cc1C(=O)N1CCCC1
b: CCOc1ccc(C=O)cc1CN1CCCCC1.Cl
c: CC1CCCC(NC(=O)CN(C)S(=O)(=O)c2cnc[nH]2)C1C
d: CC(C)c1ccc(S(=O)(=O)N2CCN(C(=O)c3cccc(F)c3)CC2)cc1
Answer: b. CCOc1ccc(C=O)cc1CN1CCCCC1.Cl
{#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#}
CCOc1ccc(C=O)cc1CN1CCCCC1.Cl
CCOc1ccc(C=O)cc1CN1CCCCC1.Cl
4-ethoxy-3-(piperidin-1-ylmethyl)benzaldehyde;hydrochloride