Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 20.020\% 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] O=c1cc(Nc2ccc3c(c2)OCCO3)[nH]c(=O)n1-c1ccc(Br)cc1
[b] O=C(Cc1cccs1)N1CCN(S(=O)(=O)c2ccc(F)cc2)CC1
[c] CCc1nnc(NC(=O)c2ccc3nc(CC)c(CC)nc3c2)s1
[d] CCOC(=O)CC(=O)N1CC2(C)CN(C(=O)CC(=O)OCC)CC(C)(C1)C2=O
Answer: c. CCc1nnc(NC(=O)c2ccc3nc(CC)c(CC)nc3c2)s1
{#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#}
CCc1nnc(NC(=O)c2ccc3nc(CC)c(CC)nc3c2)s1
CCc1nnc(NC(=O)c2ccc3nc(CC)c(CC)nc3c2)s1
2,3-diethyl-N-(5-ethyl-1,3,4-thiadiazol-2-yl)quinoxaline-6-carboxamide