C222133313331333131123313231333133313331333132332113313233121211231   >>    C22213331333133313112331323133313331333133313233211331323312121123   <<    C222133313331333131123313231333133313331333132332113313233121211233   >>      C222133313331333131123313231333133313331333132332113313233121211232   >>