A. Introduction to Disconnections
B. One-Group Disconnections
C. Two-Group Disconnections
D. ¡®Illogical¡¯ Two-Group Disconnections
E. General Review Problems
F. Pericyclic Reactions
G. Heteroatoms and Heterocyclic Compounds
H. Special methods for Small Rings: 3- and 4-membered Rings
I. General Review Problems
J. Strategy
K. Further Study
L. Revision Problems
M. Problems in Strategy
N. Problems with Several Published Solutions
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