Task: Answer the multiple choice question.
Question: Which compound exhibits a 18.180\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] CCCNS(=O)(=O)/C=C/c1ccccc1
[b] CCSc1nnc(NC(=O)C(CC)Oc2ccccc2)s1
[c] CCc1ccc(N2CCN(C(=O)c3ccc(OC)c(OC)c3)CC2)cc1
[d] Nc1ccc(NC(=O)c2cccc(C(=O)Nc3ccc(N)cc3Cl)c2)c(Cl)c1
Answer: b. CCSc1nnc(NC(=O)C(CC)Oc2ccccc2)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#}
N-(5-ethylsulfanyl-1,3,4-thiadiazol-2-yl)-2-phenoxybutanamide