Task: Answer the multiple choice question.
Question: Which drug has a 12.876\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a COc1ccc(C(=O)N/N=C/c2ccc(OC(=O)c3cccc4ccccc34)c([N+](=O)[O-])c2)cc1
b CC1=CN2C(=NC(=O)CC2(C)C(=O)N(CC(=O)NC2CCCC2)c2cc(C)cc(C)c2)C=C1
Answer: b. CC1=CN2C(=NC(=O)CC2(C)C(=O)N(CC(=O)NC2CCCC2)c2cc(C)cc(C)c2)C=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#}
CC1=CN2C(=NC(=O)CC2(C)C(=O)N(CC(=O)NC2CCCC2)c2cc(C)cc(C)c2)C=C1
CC1=CN2C(=NC(=O)CC2(C)C(=O)N(CC(=O)NC2CCCC2)c2cc(C)cc(C)c2)C=C1
N-[2-(cyclopentylamino)-2-oxoethyl]-N-(3,5-dimethylphenyl)-4,7-dimethyl-2-oxo-3H-pyrido[1,2-a]pyrimidine-4-carboxamide