Task: Answer the multiple choice question.
Question: Which drug has a 2.429\% 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) O=C(O)c1ccccc1C(=O)NNc1cccc(Cl)n1
(b) CC(=O)Oc1ccc(CCC(C)OC(C)=O)cc1
(c) CC(C)COC(=S)Nc1ccccc1
(d) O=C(CCn1c(=O)oc2ccccc21)N1CCN(c2ccccc2Cl)CC1
Answer: d. O=C(CCn1c(=O)oc2ccccc21)N1CCN(c2ccccc2Cl)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(CCn1c(=O)oc2ccccc21)N1CCN(c2ccccc2Cl)CC1
O=C(CCn1c(=O)oc2ccccc21)N1CCN(c2ccccc2Cl)CC1
[O][=C][Branch2][Ring1][Ring1][C][C][N][C][=Branch1][C][=O][O][C][=C][C][=C][C][=C][Ring1][=Branch1][Ring1][#Branch2][N][C][C][N][Branch1][#Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][Cl][C][C][Ring1][=N]
3-[3-[4-(2-chlorophenyl)piperazin-1-yl]-3-oxopropyl]-1,3-benzoxazol-2-one