Task: Answer the MCQ question.
Question: Which compound has a -2.997\% 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 other words.
Options:
a O=C(Oc1ccc(OC(=O)c2ccco2)c(S(=O)(=O)c2ccc(Br)cc2)c1)c1ccco1
b O=C(c1ccco1)N1CCN(C(c2ccccc2)c2nnnn2Cc2cccs2)CC1
c CCc1nnc(NC(=O)c2ccc3ncsc3c2)s1
d CCc1noc(C)c1C(=O)Nc1nc(-c2ccccc2)cs1
Answer: b. O=C(c1ccco1)N1CCN(C(c2ccccc2)c2nnnn2Cc2cccs2)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#}
O=C(c1ccco1)N1CCN(C(c2ccccc2)c2nnnn2Cc2cccs2)CC1
O=C(c1ccco1)N1CCN(C(c2ccccc2)c2nnnn2Cc2cccs2)CC1
furan-2-yl-[4-[phenyl-[1-(thiophen-2-ylmethyl)tetrazol-5-yl]methyl]piperazin-1-yl]methanone