C312322331333132212111133133313331323133313233313133313231323321131   >>    C31232233133313221211113313331333132313331323331313331323132332113   <<    C312322331333132212111133133313331323133313233313133313231323321133   >>      C312322331333132212111133133313331323133313233313133313231323321132   >>