Problem statement: Answer the MCQ question.
Query: Which drug has a -33.758\% 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) COCCn1nnnc1SCC(=O)c1ccccc1
b) COc1ccccc1-n1cnnc1SCC(=O)N1CCN(S(=O)(=O)c2ccccc2)CC1
c) c1ccc(CCN2CCC(N3CCN(c4ccccc4)CC3)CC2)cc1
d) FC(F)(F)c1cc(C(F)(F)F)c2ccc(N3CCN(c4ccc(Cl)cc4)CC3)nc2n1
Answer: c. c1ccc(CCN2CCC(N3CCN(c4ccccc4)CC3)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#}
1-phenyl-4-[1-(2-phenylethyl)piperidin-4-yl]piperazine