C132233133112121111331333133313231333133313231211111333131311211   >>    C13223313311212111133133313331323133313331323121111133313131121   <<    C132233133112121111331333133313231333133313231211111333131311213   >>      C132233133112121111331333133313231333133313231211111333131311212   >>