Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. COc1ccc([C@@H](C)N[C@@H]2CC[C@@H](C(=O)N3CCC(c4ccccc4)(c4cccnc4)CC3)C(C)(C)C2)cc1
b. CCOc1cccc(/C=C2/SC(=O)NC2=O)c1N1CCCC(N)C1
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}
(5E)-5-[[2-(3-aminopiperidin-1-yl)-3-ethoxyphenyl]methylidene]-1,3-thiazolidine-2,4-dione