C132233133112121111331333133313331323133313233121111331321123132321   >>    C13223313311212111133133313331333132313331323312111133132112313232   <<    C132233133112121111331333133313331323133313233121111331321123132323   >>      C132233133112121111331333133313331323133313233121111331321123132322   >>