Problem statement: Answer the MCQ question.
Question: Which drug exhibits a -2.821\% 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 CCOC(=O)c1cnn(-c2ccccc2)c1-c1ccncc1
b O=C(NCc1ccc2c(c1)OCO2)C(=O)NCC1OCCN1S(=O)(=O)c1ccccc1
c CN1CCN(CC(=O)O)CC1
d O=C(CSc1nnc(-c2ccccc2Cl)o1)Nc1ccc2c(c1)OCCO2
Answer: c. CN1CCN(CC(=O)O)CC1
{#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#}
CN1CCN(CC(=O)O)CC1
CN1CCN(CC(=O)O)CC1
2-(4-methylpiperazin-1-yl)aceticacid