C31232233133313221211113313331333132313331322121111331311111321   >>    C3123223313331322121111331333133313231333132212111133131111132   <<    C31232233133313221211113313331333132313331322121111331311111323   >>      C31232233133313221211113313331333132313331322121111331311111322   >>