Task: Answer the multiple-choice question.
Question: Which compound exhibits a -19.303\% 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 CCOc1ccc(C(=O)/C=C/c2cn(CN3CCN(C)CC3)c3ccccc23)cc1
b O=C(CSc1ccccc1)NCCCN1CCOCC1
c Cc1ccc(-c2ccc(SCC(=O)Nc3ccc4c(c3)OCCO4)nn2)cc1
d COc1ccc(OC)c(CNc2nc3ccccc3n2CCN2CCCCC2)c1
e NC(=O)C1CCN(c2ncc(C(F)(F)F)cc2Cl)CC1
Answer: d. COc1ccc(OC)c(CNc2nc3ccccc3n2CCN2CCCCC2)c1
{#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(OC)c(CNc2nc3ccccc3n2CCN2CCCCC2)c1
COc1ccc(OC)c(CNc2nc3ccccc3n2CCN2CCCCC2)c1
N-[(2,5-dimethoxyphenyl)methyl]-1-(2-piperidin-1-ylethyl)benzimidazol-2-amine