C222133313331333131123313231333133313331333132223213231323222321   >>    C22213331333133313112331323133313331333133313222321323132322232   <<    C222133313331333131123313231333133313331333132223213231323222323   >>      C222133313331333131123313231333133313331333132223213231323222322   >>