how to summon super zombie(normal zombie with enchanted things)

/summon Zombie ~ ~1 ~ {Equipment:[{Count:1,id:268},{Count:1,id:301},{Count:1,id:300},{Count:1,id:299,tag:{ench:[{id:0,lvl:1}], AttributeModifiers:[{AttributeName:generic.movementSpeed, Name:”Speed”, Amount:-0.05, Operation:2, UUIDLeast: 2172, UUIDMost: 2175}]}},{Count:1,id:298,tag:{ench:[{id:0,lvl:1}]}}], DropChances:[0.25F,0.25F,0.25F,0.75F,0.25F]}