C31232233133313221211113313331333132313331322121133133313232212111111212321   >>    C3123223313331322121111331333133313231333132212113313331323221211111121232   <<    C31232233133313221211113313331333132313331322121133133313232212111111212323   >>      C31232233133313221211113313331333132313331322121133133313232212111111212322   >>