Task: Answer the MCQ question.
Question: Which drug exhibits a 4.018\% 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: CSc1nnc2c(n1)c(C)nn2-c1cccc(C)c1
b: O=C(Nc1ccccn1)NC1CCCCC1
c: O=c1[nH]c2ccccc2n1CCC1CCCCC1
d: CC(=O)c1ccc(S(=O)(=O)Nc2ccc(N3CCOCC3)cc2)cc1
e: c1coc(-c2nc3nc4ccccc4nc3n2CC2CCCO2)c1
Answer: e. c1coc(-c2nc3nc4ccccc4nc3n2CC2CCCO2)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#}
c1coc(-c2nc3nc4ccccc4nc3n2CC2CCCO2)c1
c1coc(-c2nc3nc4ccccc4nc3n2CC2CCCO2)c1
2-(furan-2-yl)-3-(oxolan-2-ylmethyl)imidazo[4,5-b]quinoxaline