Task: Answer the MCQ question.
Question: Which drug has a 16.647\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a O=C(OC(C(=O)Nc1ccc([N+](=O)[O-])cc1Br)c1ccccc1)c1ccccc1
b CCN(CC(=O)Nc1ccc2c(c1)OCCO2)C(=O)CC(NC(C)=O)c1ccccc1
c O=C(COc1ccccc1)NCC(c1cccs1)N1CCOCC1
d O=C(NCCN1CCOCC1)c1cc([N+](=O)[O-])cc([N+](=O)[O-])c1
e COc1ccc(OC)c(NC(=O)C2CCCN(S(=O)(=O)c3c(C)noc3C)C2)c1
Answer: b. CCN(CC(=O)Nc1ccc2c(c1)OCCO2)C(=O)CC(NC(C)=O)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(CC(=O)Nc1ccc2c(c1)OCCO2)C(=O)CC(NC(C)=O)c1ccccc1
CCN(CC(=O)Nc1ccc2c(c1)OCCO2)C(=O)CC(NC(C)=O)c1ccccc1
3-(acetylamino)-N-[2-(2,3-dihydro-1,4-benzodioxin-6-ylamino)-2-oxoethyl]-N-ethyl-3-phenylpropanamide