C312322331333132212111133133313331323133313221211113313112113121333321   >>    C31232233133313221211113313331333132313331322121111331311211312133332   <<    C312322331333132212111133133313331323133313221211113313112113121333323   >>      C312322331333132212111133133313331323133313221211113313112113121333322   >>