Task: Answer the MCQ question.
Query: Which compound has a -1.977\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. CCOCCCNC(=O)C(c1ccc(OC)cc1)N(Cc1ccc2c(c1)OCO2)C(=O)c1ccccn1
b. CC1CCCC(C)N1C(=O)CSc1nnc(CSc2ncccn2)n1C
c. COc1ccc(CCNC2CCc3ccccc3C2)cc1
d. COc1ccc2cc(C(c3nnnn3C3CCCC3)N3CCOCC3)c3nnnn3c2c1
Answer: d. COc1ccc2cc(C(c3nnnn3C3CCCC3)N3CCOCC3)c3nnnn3c2c1
{#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#}
COc1ccc2cc(C(c3nnnn3C3CCCC3)N3CCOCC3)c3nnnn3c2c1
COc1ccc2cc(C(c3nnnn3C3CCCC3)N3CCOCC3)c3nnnn3c2c1
4-[(1-cyclopentyltetrazol-5-yl)-(8-methoxytetrazolo[1,5-a]quinolin-4-yl)methyl]morpholine