1D4R|1|C|MG|301	MG	ion
1D4R|1|C|MG|301||||6_555	MG	ion
1D4R|1|B|MG|302	MG	ion
1D4R|1|B|MG|303	MG	ion
1D4R|1|A|MG|304	MG	ion
1D4R|1|A|MG|305	MG	ion