I did some conversion to seconds and made some % calculations from this>>533798443
anon's post for better overview.

It actually looks like Alice C2 is the main powerspike relative to Jane C2 and Yuzuha C2.

The problem is Yuzuha's C2 is universal and applicable to Vivian + Myabi + Yanagi + Burnice too.
Whereas Jane C2 and Alice C2 are only-Assault buffes.