C31232233133313221211113313331333132313331322121111112113313112113321   >>    C3123223313331322121111331333133313231333132212111111211331311211332   <<    C31232233133313221211113313331333132313331322121111112113313112113323   >>      C31232233133313221211113313331333132313331322121111112113313112113322   >>