Problem statement: Answer the MCQ question.
Query: Which drug has a 19.665\% 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 additional words.
Options:
a.) CC(=O)O.CN=C(N)NCCC[C@H](N)C(=O)O
b.) Cc1cc(C=NCCO)c(C)n1-c1cc(Cl)ccc1Cl
c.) O=C1Nc2ccc(Br)cc2C1(O)c1ccc(F)cc1
d.) CCN(CC(=O)Nc1ccc(NC(C)=O)cc1)C(=O)CCCOc1cccc(C)c1
Answer: a. CC(=O)O.CN=C(N)NCCC[C@H](N)C(=O)O
{#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(=O)O.CN=C(N)NCCC[C@H](N)C(=O)O
CC(=O)O.CN=C(N)NCCC[C@H](N)C(=O)O
acetic acid;(2S)-2-amino-5-[(N'-methylcarbamimidoyl)amino]pentanoic acid