Task: Answer the multiple-choice question.
Query: Which compound exhibits a 20.060\% 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.) CCC(C)(C)NC(=O)C(c1cccn1C)N(C(=O)Cn1nnc2ccccc21)c1ccc(F)cc1
b.) COC(=O)C1=C(NC(=O)CCCCl)CCS1
c.) c1ccc(CN2CCC3(CC2)Nc2ccccc2S3)cc1
d.) COc1ccc(C(C(=O)NC2CCCC2)N(CC2CCCO2)C(=O)Cc2cccs2)cc1OC
e.) Cc1ccc(C)c(NC(=O)CN(C)C(=O)c2cccc(S(=O)(=O)N(C)C)c2)c1
Answer: b. COC(=O)C1=C(NC(=O)CCCCl)CCS1
{#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)C1=C(NC(=O)CCCCl)CCS1
COC(=O)C1=C(NC(=O)CCCCl)CCS1
methyl 4-(4-chlorobutanoylamino)-2,3-dihydrothiophene-5-carboxylate