C22121333132313311211113313331333133313331333132313331322113211   >>    C2212133313231331121111331333133313331333133313231333132211321   <<    C22121333132313311211113313331333133313331333132313331322113213   >>      C22121333132313311211113313331333133313331333132313331322113212   >>