Task: Answer the multiple-choice question.
Question: Which compound exhibits a 9.874\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a Cc1ccc(-c2nc(SCC(=O)NCC3CCCO3)c(-c3ccc(C)cc3)[nH]2)cc1
b CC(C)C(=O)Nc1c2c(nc3c1CCC3)CCCC2
c COc1ccccc1N=c1oc2c(OC)cccc2cc1C(=O)NCc1ccco1
d COc1ccc(-c2cn3c(C)c(C(=O)Nc4ccncc4)sc3n2)cc1
e O=C(/C=C/c1ccccc1)N1c2ccccc2Sc2ccc(C(F)(F)F)cc21
Answer: b. CC(C)C(=O)Nc1c2c(nc3c1CCC3)CCCC2
{#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#}
CC(C)C(=O)Nc1c2c(nc3c1CCC3)CCCC2
CC(C)C(=O)Nc1c2c(nc3c1CCC3)CCCC2
N-(2,3,5,6,7,8-hexahydro-1H-cyclopenta[b]quinolin-9-yl)-2-methylpropanamide