Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. COCCCC/C(=N\OCC[NH3+])c1ccc(C(F)(F)F)cc1
b. Fc1ccc2c([C@@H]3C[NH2+]CC[C@@H]3F)c(-c3cccc4ccccc34)[nH]c2c1
c. CC(C)Oc1cc([C@H](C2=CN[C@H](C(O)(C(F)(F)F)C(F)(F)F)S2)c2ccc[n+]([O-])c2)ccc1OC(F)F
d. CCC(=O)OC(Cc1ccccc1)(c1ccccc1)C(C)C[NH2+]C
Answer: a, b, 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}