Task: Answer the multiple choice question.
Query: Which compound exhibits a 17.358\% 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 additional words.
Options:
a) COC(=O)[C@H](c1ccccc1Cl)N1CCc2sccc2C1
b) CCOc1ccc(C(=O)c2cnc3ccccc3c2N2CCN(CC)CC2)cc1
c) CC(=O)Nc1ccc(SC[C@H](c2ccccc2)N2CCN(CCc3ccccc3)CCC2=O)cc1
d) Cc1c(C(=O)CN2CCN(c3ccccc3)CC2)c2ccccc2n1C
e) COc1ccc(Cl)cc1NC(=O)CN(C)CC(=O)Nc1ccccc1C(F)(F)F
Answer: a. COC(=O)[C@H](c1ccccc1Cl)N1CCc2sccc2C1
{#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#}
COC(=O)[C@H](c1ccccc1Cl)N1CCc2sccc2C1
COC(=O)[C@H](c1ccccc1Cl)N1CCc2sccc2C1
methyl(2S)-2-(2-chlorophenyl)-2-(6,7-dihydro-4H-thieno[3,2-c]pyridin-5-yl)acetate