Problem statement: Answer the MCQ question.
Query: Which drug exhibits a -4.338% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a COC(=O)C1=C(O)/C(=C\c2cc(C)n(-c3ccccc3F)c2C)N=C1C
b CCN(CC)S(=O)(=O)c1ccc(S(=O)(=O)N(CC(=O)Nc2ccccc2)CC2CCCO2)cc1
c Cc1[nH]c(-c2ccco2)nc1C(=O)O
d CCCCn1nnnc1NCc1cccc(OC)c1OC
Answer: d. CCCCn1nnnc1NCc1cccc(OC)c1OC
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCCCn1nnnc1NCc1cccc(OC)c1OC
CCCCn1nnnc1NCc1cccc(OC)c1OC
1-butyl-N-[(2,3-dimethoxyphenyl)methyl]tetrazol-5-amine