Task: Answer the multiple-choice question.
Question: Which compound exhibits a 3.138\% 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 CCCCNC(=O)N1CCc2[nH]c3ccccc3c2C1
b O=C(O)CSCC(=O)N1CCc2c([nH]c3ccccc23)C1C(F)(F)F
c S=C(c1ccccc1)N1CCCc2ccccc21
d COCC(=O)N1CCC(Oc2ccc(C(=O)NC3CCOC(C)(C)C3)cc2)CC1
e O=C(CSc1ccccc1NS(=O)(=O)c1ccccc1F)Nc1nnc(C(F)(F)F)s1
Answer: c. S=C(c1ccccc1)N1CCCc2ccccc21
{#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#}
S=C(c1ccccc1)N1CCCc2ccccc21
S=C(c1ccccc1)N1CCCc2ccccc21
3,4-dihydro-2H-quinolin-1-yl(phenyl)methanethione