Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 15.506\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: O=C(CSc1nc2ccccc2s1)Nc1ccc(N2CCOCC2)c(Cl)c1
b: CCn1cc(C(=O)N2CCCC(C(=O)c3ccc4ccccc4c3)C2)cn1
c: CCC(C)C(NC(N)=O)C(=O)Nc1ccc(OCc2ccccc2)cc1
d: Cc1nc(CN2CCN(C(=O)CCc3nnc(Cc4c[nH]c5ccccc45)o3)CC2)cs1
e: COc1ccc(-c2cc3ccc(O)cc3oc2=O)cc1OC
Answer: e. COc1ccc(-c2cc3ccc(O)cc3oc2=O)cc1OC
{#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#}
COc1ccc(-c2cc3ccc(O)cc3oc2=O)cc1OC
COc1ccc(-c2cc3ccc(O)cc3oc2=O)cc1OC
3-(3,4-dimethoxyphenyl)-7-hydroxychromen-2-one