C312322331333132212111133133313331323133313221211111211331313331322123321   >>    C31232233133313221211113313331333132313331322121111121133131333132212332   <<    C312322331333132212111133133313331323133313221211111211331313331322123323   >>      C312322331333132212111133133313331323133313221211111211331313331322123322   >>