Who to drop?

10 team, H2H

C - Salvador Perez 1B - Billy Butler 2B - Aaron Hill 3B - Todd Fraizer SS - Asdrubal Cabrera OF - Jason Heyward OF - Alex Gordon OF - Carlos Gonzalez Util - Mike Napoli Util - JJ Hardy BN - Andre Either BN - Michael Morse BN - Jean Segura BN - Carlos Santana DL - Aramis Ramirez

SP - Clayton Kerahaw SP - Matt Cain RP - Sergio Romo RP - Kenley Jansen P - Clay Bucholz P - Jaime Garcia P - Jose Fernandez P - AJ Burnett P - Alexi Ogando

I know I have 3 Catchers and SS, working a few trades. I need saves, but not sure what to give up.

Maholm, Zito, and Miley are available, but not sure for how long.

Thanks.