Task: Answer the multiple-choice question.
Question: Which drug has a 12.798\% 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 CCCSCCCNC(=O)Cn1cc2c(n1)CCC(C)C2
b CCN(Cc1ccncc1)C(=O)C(CO)c1ccccc1
c COc1ccc(N(CC(=O)NCC2CCCO2)C(=O)CCC(=O)Nc2nccs2)cc1
d Nc1ncccc1OCc1ccc(Br)cc1
Answer: b. CCN(Cc1ccncc1)C(=O)C(CO)c1ccccc1
{#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#}
CCN(Cc1ccncc1)C(=O)C(CO)c1ccccc1
CCN(Cc1ccncc1)C(=O)C(CO)c1ccccc1
[C][C][N][Branch1][#Branch2][C][C][=C][C][=N][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][C][Branch1][Ring1][C][O][C][=C][C][=C][C][=C][Ring1][=Branch1]
N-ethyl-3-hydroxy-2-phenyl-N-(pyridin-4-ylmethyl)propanamide