Task: Please answer the multiple choice question.
Question: Which molecules are not absorbed from the human gastrointestinal system?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) CC(C)C(=O)Nc1ccc([N+](=O)[O-])c(C(F)(F)F)c1
b) CC1(C)S[C@H]2[C@@H](NC(=O)[C@@H](NC(=O)N3CCNC3=O)c3ccccc3)C(=O)N2[C@@H]1C(=O)O
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {absorption_HIA_Hou#not &NULL}{absorption_HIA_Hou__names__adjective}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%absorption_HIA_Hou%}
Answer: {%multiple_choice_result}