Problem statement: Answer the multiple choice question.
Question: Which compound has a 7.723\% 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 C=CCc1cc(Cl)ccc1OCCOCCN(C)C.O=C(O)C(=O)O
b CC(=O)NCCOC(=O)Nc1ccncc1
c O=C(NC(=S)Nc1ccc(S(=O)(=O)N2CCOCC2)cc1)c1ccccc1[N+](=O)[O-]
d CCn1c2ccccc2c2cc(CNCCCN3CCOCC3)ccc21.Cl
Answer: b. CC(=O)NCCOC(=O)Nc1ccncc1
{#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)NCCOC(=O)Nc1ccncc1
CC(=O)NCCOC(=O)Nc1ccncc1
2-acetamidoethyl N-pyridin-4-ylcarbamate