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.) C=CC(=O)Nc1cc(Nc2ncc(Cl)c(-c3cnn4ccccc34)n2)c(OC)cc1N(C)CCN(C)C
b.) CCN(CC)C(=O)c1ccc([C@H](c2cccc(NC(=O)C3CC3)c2)N2CCN(Cc3ccccn3)CC2)cc1
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}
4-[(R)-[3-(cyclopropanecarbonylamino)phenyl]-[4-(pyridin-2-ylmethyl)piperazin-1-yl]methyl]-N,N-diethylbenzamide