Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 1.307\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CC(Sc1nnc(N)s1)c1ccccc1Cl
b. Cc1ccc(-n2cnc3c(sc4nccc(N(C)C)c43)c2=O)cc1
Answer: a. CC(Sc1nnc(N)s1)c1ccccc1Cl
{#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#}
CC(Sc1nnc(N)s1)c1ccccc1Cl
CC(Sc1nnc(N)s1)c1ccccc1Cl
5-[1-(2-chlorophenyl)ethylsulfanyl]-1,3,4-thiadiazol-2-amine