C312322331333132212111133133313331323133313221211111211331312113323321   >>    C31232233133313221211113313331333132313331322121111121133131211332332   <<    C312322331333132212111133133313331323133313221211111211331312113323323   >>      C312322331333132212111133133313331323133313221211111211331312113323322   >>