Task: Answer the multiple-choice question.
Question: Which drug has a -22.915\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. O=C(CCCn1c(=O)[nH]c2cc(Cl)ccc2c1=O)NCCN1CCN(c2ccccc2)CC1
b. CCn1cc(C(=O)NCC(OC)OC)c(=O)c2cc(S(=O)(=O)N(C)C3CCCCC3)ccc21
c. O=C(NC1(C(F)(F)F)C(=O)Nc2c1c(=O)[nH]c(=O)n2-c1ccc(F)cc1)c1cccnc1
d. O=c1c(C/C=C/c2ccccc2)c(O)ccn1Cc1cccc(Cl)c1
Answer: a. O=C(CCCn1c(=O)[nH]c2cc(Cl)ccc2c1=O)NCCN1CCN(c2ccccc2)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#}
O=C(CCCn1c(=O)[nH]c2cc(Cl)ccc2c1=O)NCCN1CCN(c2ccccc2)CC1
O=C(CCCn1c(=O)[nH]c2cc(Cl)ccc2c1=O)NCCN1CCN(c2ccccc2)CC1
4-(7-chloro-2,4-dioxo-1H-quinazolin-3-yl)-N-[2-(4-phenylpiperazin-1-yl)ethyl]butanamide