Task: Answer the multiple-choice question.
Question: Which compound has a -4.751\% 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 additional words.
Options:
[a] CCNC(=S)N(Cc1ccccc1)Cc1nc2ccccc2c(=O)[nH]1
[b] O=S(=O)(NC1=NCCC1)c1cccc(NS(=O)(=O)c2ccc(OC(F)(F)F)cc2)c1
[c] CC1CCN(C(=O)COC(=O)c2cc(=O)[nH]c3ccccc23)CC1
[d] CN(C)CCC#CC1(O)c2ccccc2-c2ccccc21
[e] CCCCOc1ccc(C(=O)N/C(=C/C=C/c2ccccc2)C(=O)O)cc1
Answer: a. CCNC(=S)N(Cc1ccccc1)Cc1nc2ccccc2c(=O)[nH]1
{#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#}
CCNC(=S)N(Cc1ccccc1)Cc1nc2ccccc2c(=O)[nH]1
CCNC(=S)N(Cc1ccccc1)Cc1nc2ccccc2c(=O)[nH]1
1-benzyl-3-ethyl-1-[(4-oxo-3H-quinazolin-2-yl)methyl]thiourea