Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: CN(C)CCC=C1c2ccccc2COc2ccccc21
b: NC1(C(=O)NC(CCS(N)(=O)=O)c2ccc(Cl)cc2)CCN(c2ncnc3[nH]ccc23)CC1
c: CN(C)C(=O)C(c1ccc(N(C)C(=O)c2ccc(F)cc2)cc1)C(N)C(=O)N1CCC(F)C1
d: COc1ncnc(Cn2cc(C(=O)NCCO)c3ncc(C)cc32)c1C
e: CN1CC2CN(c3ccc4oc5ccccc5c(=O)c4c3)CC2C1
Answer: a, e
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
2-(2-methyl-1,3,3a,4,6,6a-hexahydropyrrolo[3,4-c]pyrrol-5-yl)xanthen-9-one