Task: Answer the MCQ question.
Query: Which drug exhibits a -7.559% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
[a] CSc1nc2cc(Oc3cccc(Cl)c3Cl)c(Cl)cc2[nH]1
[b] O=c1cc(NC2CCCCC2)c2ccccc2o1
[c] O=C(CSc1ccc(-c2ccc(F)cc2)nn1)Nc1ccc2c(c1)OCCO2
[d] O=C(CSc1ccc2nnc(-c3ccc(F)cc3)n2n1)N1CCCc2ccccc21
[e] Cc1nn(S(=O)(=O)c2cccs2)c(C)c1Sc1ccc([N+](=O)[O-])cc1
Answer: b. O=c1cc(NC2CCCCC2)c2ccccc2o1
{#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#}
O=c1cc(NC2CCCCC2)c2ccccc2o1
O=c1cc(NC2CCCCC2)c2ccccc2o1
4-(cyclohexylamino)chromen-2-one