Task: Answer the multiple choice question.
Question: Which drug exhibits a -4.302\% 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 additional words.
Options:
a CSc1cccc(NC(=O)Nc2ccc(Cl)cc2)c1
b CCOc1ccc(C(=O)c2cc([N+](=O)[O-])ccc2Cl)cc1
Answer: a. CSc1cccc(NC(=O)Nc2ccc(Cl)cc2)c1
{#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#}
CSc1cccc(NC(=O)Nc2ccc(Cl)cc2)c1
CSc1cccc(NC(=O)Nc2ccc(Cl)cc2)c1
[C][S][C][=C][C][=C][C][Branch2][Ring1][C][N][C][=Branch1][C][=O][N][C][=C][C][=C][Branch1][C][Cl][C][=C][Ring1][#Branch1][=C][Ring1][P]
1-(4-chlorophenyl)-3-(3-methylsulfanylphenyl)urea