<qa>  What is the maximum dose of Capecitabine?Drug administration: Arm 1: Capecitabine 2500mgm2d in 2 divided doses d1-14 q3weekly. Arm 2: Capecitabine administered as per Arm 1 plus Bevacizumab 7.5 mgkg q3weekly. Arm 3: Capecitabine and Bevacizumab administered as per Arm 2 plus Mitomycin C 7 mgm2 q 6weekly maximum dose 14 mg, maximum 4 treatments. 