C221213331323133112111133133313331333131211113313331333133313233311232321   >>    C22121333132313311211113313331333133313121111331333133313331323331123232   <<    C221213331323133112111133133313331333131211113313331333133313233311232323   >>      C221213331323133112111133133313331333131211113313331333133313233311232322   >>