C31232233133313221211113313331333132313331333133313231333132311   >>    C3123223313331322121111331333133313231333133313331323133313231   <<    C31232233133313221211113313331333132313331333133313231333132313   >>      C31232233133313221211113313331333132313331333133313231333132312   >>