Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest rat LD50 (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any other words.
Options:
a.) CCO[Si](OCC)(OCC)c1ccccc1
b.) CCN(CC)C(=O)c1cccc(C)c1
c.) CN(C)CCOC(=O)COc1ccc(Cl)cc1
d.) Cc1ccccc1CN(C)N=O
Answer: b
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}