Task: Answer the multiple-choice question.
Question: Which drug has a -1.532\% 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.) O=C(NCC(O)c1ccccc1)c1ccccc1
b.) CCCn1c2ccccc2c2cnn(CC(=O)NCCCN3CCN(c4ccccc4)CC3)c(=O)c21
c.) O=C(CCCCCCCCCCC(=O)NCc1cccnc1)NCc1cccnc1
d.) CC1Cc2ccccc2N1C(=O)CSc1nnc(N)s1
Answer: b. CCCn1c2ccccc2c2cnn(CC(=O)NCCCN3CCN(c4ccccc4)CC3)c(=O)c21
{#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#}
CCCn1c2ccccc2c2cnn(CC(=O)NCCCN3CCN(c4ccccc4)CC3)c(=O)c21
CCCn1c2ccccc2c2cnn(CC(=O)NCCCN3CCN(c4ccccc4)CC3)c(=O)c21
2-(4-oxo-5-propylpyridazino[4,5-b]indol-3-yl)-N-[3-(4-phenylpiperazin-1-yl)propyl]acetamide