C31232233133313221211113313331333132313331322121111331313331323233233211111   >>    C3123223313331322121111331333133313231333132212111133131333132323323321111   <<    C31232233133313221211113313331333132313331322121111331313331323233233211113   >>      C31232233133313221211113313331333132313331322121111331313331323233233211112   >>