Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) Cc1ccoc1-c1nnc(SCCCN2C[C@@H]3C[C@]3(c3ccc(C(F)(F)F)cc3)C2)n1C
(b) Cc1[nH]c2ccccc2c1C1CCN(Cc2ccc(/C=C/C(=O)NO)cc2)C1
(c) CCCCN1CCC[C@@H]1Cn1nc(Cc2ccc(Cl)cc2)c2cnccc2c1=O
(d) Cc1ccc2c(N3CCN(CCc4cccc5c4OCc4c(C(=O)NC6CCCC6)ncn4-5)CC3)cccc2n1
Answer: a, c, d
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-[[(2R)-1-butylpyrrolidin-2-yl]methyl]-4-[(4-chlorophenyl)methyl]pyrido[3,4-d]pyridazin-1-one