Task: Answer the multiple-choice question.
Query: Which compound has a 5.990\% 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, or d without using any additional words.
Options:
[a] CCCCNC(=O)CSc1nc2ccccc2n1S(=O)(=O)c1ccc(Cl)cc1
[b] CCC1CCCCN1C(=O)CSc1nnc(-c2ccco2)o1
[c] O=S(=O)(c1cccs1)N1CN(C2CCCC2)c2nc3ccccc3nc21
[d] COCCCNc1nc2c(c(=O)n(Cc3ccc(Cl)cc3)c(=O)n2C)n1C
Answer: c. O=S(=O)(c1cccs1)N1CN(C2CCCC2)c2nc3ccccc3nc21
{#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#}
O=S(=O)(c1cccs1)N1CN(C2CCCC2)c2nc3ccccc3nc21
O=S(=O)(c1cccs1)N1CN(C2CCCC2)c2nc3ccccc3nc21
1-cyclopentyl-3-thiophen-2-ylsulfonyl-2H-imidazo[4,5-b]quinoxaline