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 or b without using any other words.
Options:
(a) CC(C)N1CCN(C(=O)c2ccc(CN3CCOCC3)cc2)CC1
(b) C[C@H]1[C@H](c2ccc(OCCCN3CCCC3)cc2)Oc2ccccc2S1(=O)=O
Answer: b
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}
(2S,3S)-3-methyl-2-[4-(3-pyrrolidin-1-ylpropoxy)phenyl]-2,3-dihydro-1,4λ6-benzoxathiine 4,4-dioxide