请帮忙汉译英：“这个问题不像我最初想象的那么复杂。”

This question is not so complex as i though at first

it's not that complicated as I expected

this problem isn't as complex as what i thought at the beginning.

This issue is not as complicated as I thought.

This matter isn't such complex as what I thought at the begining.

This issue isn't such complex as what I thought at the begining.

This question isn't such complex as what I thought at the begining.

This problem isn't such complex as what I thought at the begining.

This problem, I initially thought of not so complicated