Task: Answer the MCQ question.
Query: Which compound has a 1.723\% 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: O=C(CCN1C(=O)/C(=C/c2ccccc2)SC1=S)NCCCN1CCOCC1
b: CCCCOCCCNC(=O)c1ccc([N+](=O)[O-])c(C)c1
c: CCCCOc1ccc(NC(=O)CN2CCN(Cc3ccccc3)CC2)cc1
d: CC(=O)Nc1ccc(S(=O)(=O)NCC2CCC(C(=O)NCc3ccccc3)CC2)cc1
Answer: c. CCCCOc1ccc(NC(=O)CN2CCN(Cc3ccccc3)CC2)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#}
CCCCOc1ccc(NC(=O)CN2CCN(Cc3ccccc3)CC2)cc1
CCCCOc1ccc(NC(=O)CN2CCN(Cc3ccccc3)CC2)cc1
2-(4-benzylpiperazin-1-yl)-N-(4-butoxyphenyl)acetamide