*3c & 4c start on opp sides (1,2,3x,4x)*  

1-
: 1c & 4c cross RH | 1c & 4c (1M & 4M leading) chase clw ½ to exchanged places. 4c+2c & 3c+1c face on sides | All turn opp person RH (4x,2,3x,1)
9-
: 2c & 3c Fig8 around nearest ends
17-
: 2c+3c ½ RHA | change places LH with nearest cnrs (to 3,4x,1,2x) ; 4c+1c ½ RHA | change places LH with nearest cnrs (1x,3,2x,4)
25-
: 2c & 3c cross RH | set (to 1x,3x,2,4) ; 1c+3c & 2c+4c ½ R&L (3,1,4x,2x)