99
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Bob's favorite number is between $50$ and $100$.  It is a multiple of $11$, but not a multiple of $2$.  The sum of its digits is a multiple of $3$.  What is Bob's favorite number?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
99
Bob's favorite number is between $50$ and $100$.  It is a multiple of $11$, but not a multiple of $2$.  The sum of its digits is a multiple of $3$.  What is Bob's favorite number?
train